package demo02;

public class App {
    public static void main(String[] args) {
        Fu fu=new Fu();
        System.out.println(fu.numFu);
        Zi zi =new Zi();
        System.out.println(zi.numFu);
        System.out.println(zi.NumZi);
        System.out.println(zi.numFu+zi.NumZi);
    }
}
